Variables and Patterns 0809

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Welcome to the seventh grade math (section 7B, 2009-10) class wiki at the American International School of Dhaka.

Variables and Patterns


Big Idea:Observation and description of changes in the world around us are
the first steps in finding and learning about patterns.

What we KNOW and WANT TO KNOW before we start the unit:84743509ejc7e_kw.JPG
INV 1 Essential Question: What are some of the variables around us?
1.1 Preparing for a Bicycle Tour - Safwan
1.2 Making Graphs - Daksh
Mathematical Reflections, p 17 - Arya

INV 2 Essential Question: What are some situations that we can describe as variable?
2.1 Day1: Philadelphia to Atlantic City - Sabina
2.2 Day 2: Atlantic City to Lewes - Abdi
2.3 Day 3: Lewes to Chincoteague - Wouter
2.4 Day 4: Chincoteague Island to Norfolk - Dwayne
2.5 Day 5: Norfolk to Williamsburg - Sahil
Mathematical Reflections, p 35 - Bhabesh

INV 3 Essential Question: How can I visually explain situations where one thing changes based on another?
3.1 Renting Bicycles - Melisa
3.2 Finding Customers - Sanju
3.3 Predicting Profit - Lamiya
3.4 Paying Bills and Counting Profits - Siena
Mathematical Reflections, p 48 - Lucy

INV 4 Essential Question: How can I use graphs, tables and symbols to solve problems?
4.1 Heading Home - Rhianna
4.2 Changing Speeds - Ajwad
4.3 Calculating Costs and Profits - Will
Mathematical Reflections, p 60 - Safwan

INV 5 Essential Question: How can a graphing calculator help me to discover relationships between variables?
5.1 Graphing on a Calculator - Re-assigned to Naasik
5.2 Making Tables on a Calculator - Abdi
Mathematical Reflections, p 68 - Daksh

Variables and Patterns Vocabulary


change
coordinate graph
coordinate pair
cost
dependent variable
distance
income
independent variable
pattern
profit
rate of speed
relationship
rule
scale
table
time
variable
x-axis
y-axis
x-coordinate
y-coordinate